Improved caeriage-axle



WILBUR & TUTTLE.

Carriage Axle.

Patented Feb. 16. 1869.

itil 5mm JOHN F. WILBUR vALYD TRUE TUTTLE, OFPOWNAL, MAINE.v

Lette/rs Patent No. 86,959,

dated Febfrua/ry 16, 1869.

IMPROVED CARRIAGE-XLR The Schedule referred to in these Letters Patent `and. making part of the same.

To all whom it may conce/rn :i

Be it known that we, J oHN F.' WIL'BUn and TRUE TUTTL'E, of Pownal, in the county of Cumberland, and State of' Maine, have invented a new and useful Improved Carriage-Journal; and We hereby declare the following, to be a full, clear, and exact description thereof, reference being, had to the accompanying drawings, forming part of this specification, in Which- Figure 1 shows a View of the bottom side of a carriagejournal with our improvement attached.

v Figure 2 shows a section. j y

A The purpose of our invention is to provide a method for diminishing the friction of carriage-Wheels upon the journal of the axle.

In the accompanying drawings, a shows the journal of a carriage-axle, as common.

1n the lower side thereof are cut, recesses, as illustrated at b b.

Into these recesses are placed three small rollers, 1, 2, 3.

These three rolls are so arranged as to revolve on axes fitted into small holes, made for their reception, in the ends of the recesses b b.

Over these axes or journals, thus placed, We next apply metal strips or bands c c', to confine the journals 'of the rolls 1, 2, 3, in their positions, before indicated.

These bands We attach to the journal a by means of screws d. Thus the rolls 1, 2, 3, are held in their places, and allowed to revolve upon their separate journals e.

ends in the ends of trapezpidal blocks, which slide and are adjusted in the trapezoidal, gutter in the skein; neither do we claim friction-rollers hung in disk-bearings, in combination with partitions enclosed in the axle-box. (Patents of Morrett and WVatts, No. 80,758,

We do not claim the rollers broadly, but in combination, as herein described; but

."What we do claim, and desire to secure Patent, is

The arrangement. of rolls 1, 2, 3 in the recesses b b', cleaners h, met-al bands c c', on a carriage-journal, as herein specled.

by Letters JOHN F. W'ILBUR.v Witnesses: TRUE TUTTLE.

RUFUS WJWATERHOUSE, JOHN F.- WATnRHoUsE.

2, 3, need repair, they can befastened thereto hy a screw, the rollers resting their Augustl, 1868, and of H. Brady, No. 67 ,946, August 

